┌─────────────────────────────────────────────────┐ │ 24V DC IN (J1/J2) │ └─────────────────┬───────────────┬───────────────┘ │ │ ┌───────▼───────┐ ┌───▼────┐ │ 24V → 5V Buck │ │ Heated │ │ (MP1584) │ │ Bed │ └───────┬───────┘ │ MOSFET │ │ └───┬────┘ ▼ │ ┌────────────┐ │ │ 5V LDO (3.3V)│ │ └──────┬──────┘ │ │ │ ▼ ▼ ┌──────────┐ USB ┌─────► 3.3V ◄──────────────────┘ │ PC ├──┬───────►│STM32F103 │ └──────────┘ │ │RET6 ├──► Endstops (X,Y,Z) │ │ ├──► Thermistors (ADC) │ │ ├──► BLTouch (servo + probe) │ │ ├──► Filament runout │ └────┬────────┘ │ SPI1/I2C1 │ ┌────▼────┐ │ │ microSD │ │ └─────────┘ │ │ (GPIO + PWM) ┌──────────┐ ┌───────┼───────┐ ┌──────────┐ │ X Driver ├───┤ │ ├───┤ Hotend │ │ TMC2208 │ │ │ │ │ MOSFET │ └──────────┘ │ │ │ └──────────┘ ┌──────────┐ │ │ │ ┌──────────┐ │ Y Driver ├───┤ 4x │ ├───┤ Part │ └──────────┘ │ Step/ │ │ │ Fan MOSFET│ ┌──────────┐ │ Dir │ │ └──────────┘ │ Z Driver ├───┤ lines │ │ ┌──────────┐ └──────────┘ │ │ ├───┤ Hotend │ ┌──────────┐ │ │ │ │ Fan (24V)│ │ E0 Driver├───┘ │ │ └──────────┘ └──────────┘ │ │ │ │ ┌───────▼───────┐│ │ LCD EXP1 ├┘ │ (ST7920 SPI) │ └───────────────┘
8-bit Atmega 2560 (supports larger firmware like Marlin 2.0). Input Voltage: 12V / 24V DC. Creality V2 2 Board Diagram
Includes a USB interface and a pre-installed bootloader, allowing for easier firmware updates via USB. Expansion: Expansion: Located along the top edge for X,
Located along the top edge for X, Y, Z (dual ports often available), and Extruder (E) axes. Limit Switches: 3-pin headers for X, Y, and Z endstops. Heating & Power: Power Input: 12V/24V screw terminals. Hotbed: High-power screw terminals. Nozzle Heater: Screw terminals for the heater cartridge. Hotbed: High-power screw terminals
This is a standard CR‑10 / Ender 3 display using SPI (ST7920).
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